Carnedd y Filiast's Atlantic Cliff

A named place photographed at this map point in Gwynedd.

Carnedd y Filiast's Atlantic Cliff is a sea cliff composed primarily of Silurian greywacke and volcaniclastic rocks, formed around 440–420 million years ago during the Caledonian orogeny. The cliff is notable for its dramatic coastal exposure of ancient volcanic and sedimentary layers, offering insights into Wales’ deep geological history.